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ARK Space Exploration & Innovation ETF (ARKX) Sharpe Ratio: 0.75

ETF · Currency in USD · Last updated Jul 14, 2026

ARKX is an actively managed ETF that seeks long-term capital growth by investing primarily in domestic and foreign equity securities of companies engaged in space exploration and defense innovation.

ARKX's Sharpe Ratio of 0.75 indicates that for each unit of volatility, it generates 0.75 units of excess return above the risk-free rate. The ratio is calculated using historical daily returns over the past 12 months (as of Jul 14, 2026).

Sharpe uses total volatility (standard deviation) which includes both upside and downside price movements, making it useful for comparing risk-adjusted returns across different assets. For how to read this number and when it can mislead, see Sharpe Ratio Explained.

ARKX Sharpe Ratio Rank

ARKX Sharpe Ratio Rank: 25.726
Below Average

ARKX ranks above 25.7% of all investments in our database based on Sharpe Ratio over the past 12 months, indicating below-average returns relative to volatility. Securities are ranked from 0 (worst) to 100 (best).

What moves the rank

  • Strong returns with low total volatility → Higher rank
  • High volatility (both upside and downside) → Lower rank
  • Consistent returns → Higher rank than volatile returns of same magnitude
  • Sharp drawdowns increase volatility → Lower rank

What you can do with this information

  • Returns may not adequately compensate for volatility taken
  • Consider smaller allocation given below-average risk-adjusted profile
  • Explore higher-ranked investments with better consistency
  • Assess whether the volatility profile aligns with your portfolio goals

ARKX Sharpe Ratio Market Positioning

The chart shows ARKX's Sharpe Ratio relative to all ETFs on our platform, with color zones indicating percentile rankings. Higher ratios indicate better risk-adjusted returns.

  • Red zone (bottom 25%): 0.73 or lower
  • Yellow zone (middle 50%): 0.73 to 1.90
  • Green zone (top 25%): 1.90 or higher
  • Top 1%: 6.53+
  • Median: 1.39 — half of all investments score higher

How it compares to other similar ETFs

The table compares ARK Space Exploration & Innovation ETF's Sharpe Ratio with other ETFs in the Aerospace & Defense category across multiple time periods, showing how ARKX's risk-adjusted performance compares to similar funds.

Data shows 1-, 5-, and 10-year periods, plus each fund's all-time average, as of Jul 14, 2026.

SymbolName1Y Sharpe Ratio5Y Sharpe Ratio10Y Sharpe RatioAll Time Sharpe Ratio
GCADGabelli Commercial Aerospace & Defense ETF1.46
UFOProcure Space ETF1.29
ITAiShares U.S. Aerospace & Defense ETF1.11
FOWFPacer Solactive Whitney Future of Warfare ETF1.10
PPAInvesco Aerospace & Defense ETF1.01
XARSPDR S&P Aerospace & Defense ETF0.89
DFENDirexion Daily Aerospace & Defense Bull 3X Shares0.77
ARKXARK Space Exploration & Innovation ETF0.75
IDEFiShares Defense Industrials Active ETF0.53
NATOThemes Transatlantic Defense ETF0.51

S&P 500 Index

How to choose period

Historical Sharpe Ratio

The chart shows ARKX's rolling Sharpe ratio over time compared to your chosen benchmark. Rising trends indicate improving returns relative to total volatility, while declining trends may signal deteriorating risk-adjusted performance or increased volatility. Use multiple timeframes to distinguish short-term fluctuations from long-term patterns.

Identify market cycles by observing when ARKX consistently outperforms (line above benchmark), underperforms (below benchmark), or aligns with the benchmark.

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Sharpe Ratio Calculator

How does ARKX fit in your portfolio?

Add your other holdings to see your portfolio's Sharpe Ratio and find out.

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